/**
 * Copyright 2011 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.solarchallenge.server.servlets.gwtservices;

import static com.google.solarchallenge.shared.ServletPaths.NO_OP;

import com.google.appengine.api.blobstore.BlobstoreService;
import com.google.appengine.api.blobstore.BlobstoreServiceFactory;
import com.google.gwt.user.server.rpc.RemoteServiceServlet;
import com.google.solarchallenge.client.rpc.BlobStoreService;

/**
 * Server side implementation for GWT RPC {@link BlobStoreService}.
 *
 * @author Arjun Satyapal
 */
public class BlobStoreServiceImpl extends RemoteServiceServlet implements
    BlobStoreService {

  @Override
  public String getUploadUrl(String callbackToken) {
    BlobstoreService blobstoreService = BlobstoreServiceFactory
        .getBlobstoreService();
    return blobstoreService.createUploadUrl(NO_OP.getRelativePath());
  }
}
